app-portage/deltup: respect user's LDFLAGS, use CX, not CC

While at it dropped use of unknown command:
    epatch_user: command not found

Package-Manager: Portage-2.3.6, Repoman-2.3.3

app-portage/deltup/deltup-0.4.6.ebuild → app-portage/deltup/deltup-0.4.6-r1.ebuild

@@ -26,13 +26,13 @@ DEPEND="
 RDEPEND="${DEPEND}
  || ( dev-util/bdelta =dev-util/xdelta-1* )"
 
-src_prepare () {
- default
- epatch_user
-}
+PATCHES=(
+ "${FILESDIR}"/${PN}-0.4.6-ldflags.patch
+ "${FILESDIR}"/${PN}-0.4.6-cxx.patch
+)
 
 src_compile () {
- emake CC=$(tc-getCXX)
+ emake CXX=$(tc-getCXX)
 }
 
 src_install () {

app-portage/deltup/files/deltup-0.4.6-cxx.patch

@@ -0,0 +1,23 @@
+diff --git a/Makefile b/Makefile
+index 6a3aa95..a591a6f 100644
+--- a/Makefile
++++ b/Makefile
+@@ -7,3 +7,3 @@ CC = g++
+ objfiles=bpatch.o archfunc.o file.o system.o tmpstore.o deltup.o 
+-libs=-lstdc++ -lz -lbz2 -lcrypto #-lssl
++libs=-lz -lbz2 -lcrypto #-lssl
+
+@@ -12,3 +12,3 @@ libs=-lstdc++ -lz -lbz2 -lcrypto #-lssl
+ %.o : %.cpp
+- ${CC} -c $< -o $@ ${CXXFLAGS} #-g #-Wall -pedantic
++ ${CXX} -c $< -o $@ ${CXXFLAGS} #-g #-Wall -pedantic
+
+@@ -17,6 +17,6 @@ all: deltup
+ depend:
+- gcc -MM *.cpp > .depend
++ ${CXX} -MM *.cpp > .depend
+
+ deltup: $(objfiles)
+- ${CC} $(objfiles) ${LDFLAGS} -o deltup $(libs)
++ ${CXX} $(objfiles) ${LDFLAGS} -o deltup $(libs)
+

app-portage/deltup/files/deltup-0.4.6-ldflags.patch

@@ -0,0 +1,9 @@
+diff --git a/Makefile b/Makefile
+index 6a3aa95..6e7c5cf 100644
+--- a/Makefile
++++ b/Makefile
+@@ -20,3 +20,3 @@ depend:
+ deltup: $(objfiles)
+- ${CC} $(objfiles) ${CXXFLAGS} -o deltup $(libs)
++ ${CC} $(objfiles) ${LDFLAGS} -o deltup $(libs)
+